<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图书列表展示</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">

    <link rel="stylesheet" href="css/list.css">
    <script type="text/javascript" src="js/jquery.min.js"></script>
    <script type="text/javascript" src="js/bootstrap.min.js"></script>
    <script src="js/jq-paginator.js"></script>

</head>

<body>
<div class="bookContainer">
    <h2>图书列表展示</h2>
    <div class="navbar-justify-between">
        <div>
            <button class="btn btn-outline-info" type="button" onclick="location.href='book_add.html'">添加图书</button>
            <button class="btn btn-outline-info" type="button" onclick="batchDelete()">批量删除</button>
        </div>
    </div>

    <table>
        <thead>
        <tr>
            <td>选择</td>
            <td class="width100">图书ID</td>
            <td>书名</td>
            <td>作者</td>
            <td>数量</td>
            <td>定价</td>
            <td>出版社</td>
            <td>状态</td>
            <td class="width200">操作</td>
        </tr>
        </thead>
        <tbody>
        </tbody>
    </table>

    <!--      翻页-->
    <div class="demo">
        <ul id="pageContainer" class="pagination justify-content-center"></ul>
    </div>
    <script>

        getBookList();
        function getBookList() {
            $.ajax({
                type: "post",
                url: "/book/getListByPage"+location.search,
                success: function (result){
                    console.log(result);
                    if(result==null||result.code=="UNLOGIN"){
                        alert("用户未登录，请先登录");
                        location.href="login.html";
                    }
                    if(result==null||result.data==null||result.data.records==null){
                        return;
                    }

                    if(result.code=="SUCCESS"&&result.data!=null){
                        var books=result.data.records;
                        var finalHtml="";
                        for(var book of books){
                            finalHtml +='<tr>';
                            finalHtml +='<td><input type="checkbox" name="selectBook" value="'+ book.id +'" id="selectBook" class="book-select"></td>'
                            finalHtml +='<td>'+book.id+'</td>'
                            finalHtml +='<td>'+ book.bookName+ '</td>'
                            finalHtml +='<td>'+ book.author+'</td>'
                            finalHtml +='<td>'+ book.count +'</td>'
                            finalHtml +='<td>'+ book.price +'</td>'
                            finalHtml +='<td>'+ book.publish +'</td>'
                            finalHtml +='<td>'+ book.statusCN +'</td>'
                            finalHtml +='<td>'
                            finalHtml +='<div class="op">'
                            finalHtml +='<a href="book_update.html?bookId='+ book.id +'">修改</a>'
                            finalHtml +='<a href="javascript:void(0)" onclick="deleteBook('+ book.id+')">删除</a>'
                            finalHtml +='</div>'
                            finalHtml +='</td>'
                            finalHtml +='</tr>'
                        }
                    }

                    $("tbody").html(finalHtml);
                    $("#pageContainer").jqPaginator({
                        totalCounts: result.data.total, //总记录数
                        pageSize: 10,    //每页的个数
                        visiblePages: 5, //可视页数
                        currentPage: result.data.pageRequest.currentPage,  //当前页码
                        first: '<li class="page-item"><a class="page-link">首页</a></li>',
                        prev: '<li class="page-item"><a class="page-link" href="javascript:void(0);">上一页<\/a><\/li>',
                        next: '<li class="page-item"><a class="page-link" href="javascript:void(0);">下一页<\/a><\/li>',
                        last: '<li class="page-item"><a class="page-link" href="javascript:void(0);">最后一页<\/a><\/li>',
                        page: '<li class="page-item"><a class="page-link" href="javascript:void(0);">{{page}}<\/a><\/li>',
                        //页面初始化和页码点击时都会执行
                        onPageChange: function (page, type) {
                            if(type=="change"){
                                location.href="book_list.html?currentPage="+page;
                            }
                            console.log("第"+page+"页, 类型:"+type);
                        }
                    });
                },
                error: function (error){
                    if(error.status==401){
                        alert("用户未登录，请先登录");
                        location.href="login.html";
                    }
                    console.log(error);
                }

            })
        }

        //翻页信息

        function deleteBook(id) {
            var isDelete = confirm("确认删除?");
            if (isDelete) {
                $.ajax({
                    type: "post",
                    url: "book/deleteBook?id="+id,
                    success: function (result){
                        if(result.code=="SUCCESS"&&result.data==""){
                            alert("删除图书成功");
                            location.href="book_list.html?currentPage=1";
                        }else{
                            alert(result.errMsg);
                        }
                    },
                    error: function (error){
                        if(error.status==401){
                            alert("用户未登录，请先登录");
                            location.href="login.html";
                        }
                        console.log(error);
                    }
                });
            }
        }
        function batchDelete() {
            var isDelete = confirm("确认批量删除?");
            if (isDelete) {
                //获取复选框的id
                var ids = [];
                $("input:checkbox[name='selectBook']:checked").each(function () {
                    ids.push($(this).val());
                });
                console.log(ids);
                $.ajax({
                    type: "get",
                    url: "/book/batchDelete?ids="+ids,
                    success: function (result){
                        if(result.code=="SUCCESS"&&result.data){
                            alert("批量删除成功");
                            location.href="book_list.html?currentPage=1";
                        }else {
                            alert("批量删除图书失败");
                        }
                    },
                    error: function (error){
                        if(error.status==401){
                            alert("用户未登录，请先登录");
                            location.href="login.html";
                        }
                        console.log(error);
                    }
                })
            }
        }
    </script>
</div>
</body>

</html>